16444260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:474

約数の個数: 144

約数和(自身を含む): 58985472

約数和(自身を除く): 42541212

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 421, 434, 465, 558, 620, 630, 651, 842, 868, 930, 1085, 1116, 1260, 1263, 1302, 1395, 1684, 1860, 1953, 2105, 2170, 2526, 2604, 2790, 2947, 3255, 3789, 3906, 4210, 4340, 5052, 5580, 5894, 6315, 6510, 7578, 7812, 8420, 8841, 9765, 11788, 12630, 13020, 13051, 14735, 15156, 17682, 18945, 19530, 25260, 26102, 26523, 29470, 35364, 37890, 39060, 39153, 44205, 52204, 53046, 58940, 65255, 75780, 78306, 88410, 91357, 106092, 117459, 130510, 132615, 156612, 176820, 182714, 195765, 234918, 261020, 265230, 274071, 365428, 391530, 456785, 469836, 530460, 548142, 587295, 783060, 822213, 913570, 1096284, 1174590, 1370355, 1644426, 1827140, 2349180, 2740710, 3288852, 4111065, 5481420, 8222130, 16444260]

約数ペア:

[(1, 16444260), (2, 8222130), (3, 5481420), (4, 4111065), (5, 3288852), (6, 2740710), (7, 2349180), (9, 1827140), (10, 1644426), (12, 1370355), (14, 1174590), (15, 1096284), (18, 913570), (20, 822213), (21, 783060), (28, 587295), (30, 548142), (31, 530460), (35, 469836), (36, 456785), (42, 391530), (45, 365428), (60, 274071), (62, 265230), (63, 261020), (70, 234918), (84, 195765), (90, 182714), (93, 176820), (105, 156612), (124, 132615), (126, 130510), (140, 117459), (155, 106092), (180, 91357), (186, 88410), (210, 78306), (217, 75780), (252, 65255), (279, 58940), (310, 53046), (315, 52204), (372, 44205), (420, 39153), (421, 39060), (434, 37890), (465, 35364), (558, 29470), (620, 26523), (630, 26102), (651, 25260), (842, 19530), (868, 18945), (930, 17682), (1085, 15156), (1116, 14735), (1260, 13051), (1263, 13020), (1302, 12630), (1395, 11788), (1684, 9765), (1860, 8841), (1953, 8420), (2105, 7812), (2170, 7578), (2526, 6510), (2604, 6315), (2790, 5894), (2947, 5580), (3255, 5052), (3789, 4340), (3906, 4210)]